Antoni Zygmund

Antoni Zygmund (December 26, 1900 – May 30, 1992) was a Polish mathematician. He worked mostly in the area of mathematical analysis, including especially harmonic analysis, and he is considered one of the greatest analysts of the 20th century. Zygmund was responsible for creating the Chicago school of mathematical analysis together with his doctoral student Alberto Calderón, for which he was awarded the National Medal of Science in 1986.

Antoni Zygmund
Antoni Zygmund
Born(1900-12-26)December 26, 1900
Warsaw, Congress Poland, Russian Empire
DiedMay 30, 1992(1992-05-30) (aged 91)
Chicago, Illinois, United States
NationalityPolish
CitizenshipPolish, American
Alma materUniversity of Warsaw (Ph.D., 1923)
Known forSingular integral operators
Calderón–Zygmund lemma
Marcinkiewicz–Zygmund inequality
Paley–Zygmund inequality
Calderón–Zygmund kernel
AwardsLeroy P. Steele Prize (1979)
National Medal of Science (1986)
Scientific career
FieldsMathematics
InstitutionsUniversity of Chicago
Stefan Batory University
Doctoral advisorAleksander Rajchman
Stefan Mazurkiewicz
Doctoral studentsAlberto Calderón
Elias M. Stein
Paul Cohen
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